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package virtigolib
// makes a Cluster interface which is:
// a number of hypervisors (the physical machines)
// a list of the virtual machines
// functions to start, stop, etc virtual machines
// virtual machines are often called droplets to make it easier to understand
import (
"context"
"errors"
"go.wit.com/lib/protobuf/virtpb"
)
var ctx context.Context
var myClient cloudAPI
// CloudManager is a concrete implementation of the Manager interface.
type CloudManager struct {
// client represents a hypothetical API client for interacting with the cloud.
client cloudAPI
cluster *virtpb.OldCluster
}
// cloudAPIt defines the methods required from the API client.
// This is useful if you want to mock this client for testing.
type cloudAPI interface {
GetDropletByName(name string) *virtpb.Droplet
StartCluster(clusterID string) error
StopCluster(clusterID string) error
ListDroplets() ([]*virtpb.Droplet, error)
GetClusterStatus(clusterID string) (string, error)
}
func NewCloud() *CloudManager {
// client := virtpb.NewRealCloudAPIClient()
// clusterManager := NewCloudManager(myClient)
newCloudManager := &CloudManager{client: myClient}
ctx = context.Background()
return newCloudManager
}
// NewCloudManager creates a new CloudManager with the provided API client.
// func NewCloudManager(client cloudAPI) *CloudManager {
// return &CloudManager{client: client}
// }
// FindByName retrieves a cluster by name.
func (m *CloudManager) FindDropletByName(name string) (*virtpb.Droplet, error) {
if m.cluster == nil {
return nil, nil
}
d := m.cluster.FindDropletByName(name)
return d, nil
}
// Start initiates the startup process for the specified cluster.
func (m *CloudManager) Start(cluster *virtpb.OldCluster) error {
if cluster == nil {
return errors.New("cluster cannot be nil")
}
/*
err := m.client.StartCluster(ctx, cluster.Id)
if err != nil {
return fmt.Errorf("error starting cluster %q: %w", cluster.Id, err)
}
*/
return nil
}
// Stop halts the specified cluster.
func (m *CloudManager) Stop(cluster *virtpb.OldCluster) error {
if cluster == nil {
return errors.New("cluster cannot be nil")
}
/*
err := m.client.StopCluster(ctx, cluster.Id)
if err != nil {
return fmt.Errorf("error stopping cluster %q: %w", cluster.Id, err)
}
*/
return nil
}
// List retrieves all available clusters.
func (m *CloudManager) List() ([]*virtpb.OldCluster, error) {
/*
clusters, err := m.client.ListClusters(ctx)
if err != nil {
return nil, fmt.Errorf("error listing clusters: %w", err)
}
return clusters, nil
*/
return nil, errors.New("List not done yet")
}
// Status checks the current status of a specified cluster.
func (m *CloudManager) Status(cluster *virtpb.OldCluster) (string, error) {
if cluster == nil {
return "", errors.New("cluster cannot be nil")
}
/*
status, err := m.client.GetClusterStatus(ctx, cluster.Id)
if err != nil {
return "", fmt.Errorf("error getting status of cluster %q: %w", cluster.Id, err)
}
*/
return "", nil
}
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